diff --git a/rubygem-rdoc.spec b/rubygem-rdoc.spec
index 9b2193d..9cce01b 100644
--- a/rubygem-rdoc.spec
+++ b/rubygem-rdoc.spec
@@ -6,7 +6,7 @@
 Summary: RDoc produces HTML and command-line documentation for Ruby projects
 Name: rubygem-%{gem_name}
 Version: 3.12
-Release: 3%{?dist}
+Release: 4%{?dist}
 Group: Development/Languages
 License: GPLv2 and Ruby and MIT
 URL: http://docs.seattlerb.org/rdoc/
@@ -97,6 +97,9 @@ popd
 
 
 %changelog
+* Sat Jul 21 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 3.12-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild
+
 * Mon Apr 02 2012 Vít Ondruch <vondruch@redhat.com> - 3.12-3
 - Add missing obsolete (rhbz#809007).